Understanding and Mitigating Gradient Flow Pathologies in Physics-Informed Neural Networks.

Sifan Wang Yujun Teng Paris Perdikaris

Published in: SIAM J. Sci. Comput. (2021)

Keyphrases

neural network
gradient flow
pattern recognition
active contours
active contour model
level set
partial differential equations
energy functional
image sequences
pairwise
denoising
curve evolution
variational formulation